diff --git a/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.html b/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.html
index 62e7a2629777ae0dd6500300cff40d7b9d9eeac0..0f9f90b06c6a5ef9f78021cb6ad947fd2a1d4c92 100644
--- a/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.html
+++ b/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.html
@@ -13,7 +13,7 @@
         <mat-hint align="end">{{commentBody.value.length}} / 255</mat-hint>
       </mat-form-field>
       <button mat-raised-button color="accent"
-              (click)="closeDialog('send')">{{ 'comment-page.send' | translate}}</button>
+              (click)="closeDialog(commentSubject.value, commentBody.value)">{{ 'comment-page.send' | translate}}</button>
     </form>
   </div>
 </div>
diff --git a/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.ts b/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.ts
index ac1ee967e55d7a6d0d57125b405f2977bf3b1625..30f15e785fe4178da2990118e6a605d8b936b0e1 100644
--- a/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.ts
+++ b/src/app/components/shared/_dialogs/submit-comment/submit-comment.component.ts
@@ -1,12 +1,13 @@
 import { Component, Inject, OnInit } from '@angular/core';
 import { Comment } from '../../../../models/comment';
-import { Router } from '@angular/router';
+import { ActivatedRoute } from '@angular/router';
 import { NotificationService } from '../../../../services/util/notification.service';
 import { MAT_DIALOG_DATA, MatDialog, MatDialogRef } from '@angular/material';
 import { TranslateService } from '@ngx-translate/core';
 import { CommentPageComponent } from '../../comment-page/comment-page.component';
 import { AuthenticationService } from '../../../../services/http/authentication.service';
 import { FormControl, Validators } from '@angular/forms';
+import { User } from '../../../../models/user';
 
 
 @Component({
@@ -17,10 +18,14 @@ import { FormControl, Validators } from '@angular/forms';
 export class SubmitCommentComponent implements OnInit {
 
   comment: Comment;
+
+  user: User;
+
   subjectForm = new FormControl('', [Validators.required]);
   bodyForm = new FormControl('', [Validators.required]);
+  private date = new Date(Date.now());
 
-  constructor(private router: Router,
+  constructor(private route: ActivatedRoute,
               private notification: NotificationService,
               public dialogRef: MatDialogRef<CommentPageComponent>,
               private translateService: TranslateService,
@@ -32,6 +37,7 @@ export class SubmitCommentComponent implements OnInit {
 
   ngOnInit() {
     this.translateService.use(localStorage.getItem('currentLang'));
+    this.user = this.authenticationService.getUser();
   }
 
   onNoClick(): void {
@@ -63,8 +69,15 @@ export class SubmitCommentComponent implements OnInit {
   }
 
   closeDialog(subject: string, body: string) {
+    this.checkInputData(subject, body);
     const comment = new Comment();
-    this.checkInputData(comment.b)
+    /* this.route.params.subscribe(params => {
+      comment.roomId = params['roomId'];
+    }); */
+    comment.roomId = localStorage.getItem(`roomId`);
+    comment.subject = subject;
+    comment.body = body;
+    comment.userId = this.user.id;
     this.dialogRef.close(comment);
   }
 }
diff --git a/src/app/components/shared/comment-page/comment-page.component.html b/src/app/components/shared/comment-page/comment-page.component.html
index 695ecb493024e5d4e2faaf219c37d552c61a9793..12043ecf8ef1b914d7a383a7636e2571288c638e 100644
--- a/src/app/components/shared/comment-page/comment-page.component.html
+++ b/src/app/components/shared/comment-page/comment-page.component.html
@@ -1,7 +1,7 @@
 <div fxLayout="column" fxLayoutAlign="center" fxLayoutGap="20px">
   <div fxLayout="row" fxLayoutAlign="center">
     <button mat-raised-button color="accent"
-            (click)="pressSend(commentSubject.value, commentBody.value)">{{ 'comment-page.send' | translate}}</button>
+            (click)="openSubmitDialog()">{{ 'comment-page.send' | translate}}</button>
   </div>
   <div fxLayout="row" fxLayoutAlign="center">
     <app-comment-list></app-comment-list>
diff --git a/src/app/components/shared/comment-page/comment-page.component.ts b/src/app/components/shared/comment-page/comment-page.component.ts
index 5aa350e279ce773638bd5cb2032d27873a51a86f..cb91f65b5aa91afd1c15c22cfab901a334db020d 100644
--- a/src/app/components/shared/comment-page/comment-page.component.ts
+++ b/src/app/components/shared/comment-page/comment-page.component.ts
@@ -1,12 +1,8 @@
 import { Component, OnInit, ViewChild } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
-import { FormControl, Validators } from '@angular/forms';
-import { TranslateService } from '@ngx-translate/core';
 import { Comment } from '../../../models/comment';
 import { CommentService } from '../../../services/http/comment.service';
 import { NotificationService } from '../../../services/util/notification.service';
-import { AuthenticationService } from '../../../services/http/authentication.service';
-import { User } from '../../../models/user';
 import { CommentListComponent } from '../comment-list/comment-list.component';
 import { MatDialog } from '@angular/material';
 import { SubmitCommentComponent } from '../_dialogs/submit-comment/submit-comment.component';
@@ -18,34 +14,23 @@ import { SubmitCommentComponent } from '../_dialogs/submit-comment/submit-commen
 })
 export class CommentPageComponent implements OnInit {
   @ViewChild(CommentListComponent) child: CommentListComponent;
-  roomId: string;
-  roomShortId: string;
-  user: User;
-  private date = new Date(Date.now());
 
-
-
-  constructor(
-    protected authenticationService: AuthenticationService,
-    private route: ActivatedRoute,
-    private commentService: CommentService,
-    private notification: NotificationService,
-    public dialog: MatDialog) { }
+  constructor(private route: ActivatedRoute,
+              private commentService: CommentService,
+              private notification: NotificationService,
+              public dialog: MatDialog) { }
 
   ngOnInit(): void {
-    this.user = this.authenticationService.getUser();
-    this.roomShortId = this.route.snapshot.paramMap.get('roomId');
-    this.roomId = localStorage.getItem(`roomId`);
   }
 
   openSubmitDialog(): void {
-
         const dialogRef = this.dialog.open(SubmitCommentComponent, {
           width: '400px'
         });
         dialogRef.afterClosed()
           .subscribe(result => {
             if (result !== null) {
+              console.log(result);
               this.send(result);
             } else {
               return;
@@ -53,19 +38,20 @@ export class CommentPageComponent implements OnInit {
           });
     }
 
-  send(subject: string, body: string): void {
+  send(comment: Comment): void {
     this.commentService.addComment({
       id: '',
-      roomId: this.roomId,
-      userId: this.user.id,
-      subject: subject,
-      body: body,
-      creationTimestamp: this.date.getTime(),
+      roomId: comment.roomId,
+      userId: comment.userId,
+      subject: comment.subject,
+      body: comment.body,
+      creationTimestamp: comment.creationTimestamp,
       read: false,
       revision: ''
     } as Comment).subscribe(() => {
       this.child.getComments();
-      this.notification.show(`Comment '${subject}' successfully created.`);
+      this.notification.show(`Comment '${comment.subject}' successfully created.`);
     });
+
   }
 }
diff --git a/src/app/models/comment.ts b/src/app/models/comment.ts
index d9560745a18b931c5c95f97ece5d410ea7ded5cc..14e32bda25f4953022fd905d46062bc33448a9ee 100644
--- a/src/app/models/comment.ts
+++ b/src/app/models/comment.ts
@@ -10,14 +10,14 @@ export class Comment {
   favorite: boolean;
   creationTimestamp: number;
 
-  constructor(roomId: string,
-              userId: string,
-              subject: string,
-              body: string,
-              read: boolean,
-              correct: boolean,
-              favorite: boolean,
-              creationTimestamp: number) {
+  constructor(roomId: string = '',
+              userId: string = '',
+              subject: string = '',
+              body: string = '',
+              read: boolean = false,
+              correct: boolean = false,
+              favorite: boolean = false,
+              creationTimestamp: number = 0) {
     this.id = '';
     this.roomId = roomId;
     this.userId = userId;